#main_view
{
    margin-left: 300px;
    width: 450px;
    height: 400px;       
    border: solid 1px red;
}
#slide_bar
{
    margin-left: 300px;
    width: 450px;
    height: 100px;       
    border: solid 2px blue;  
}

#thumbnail
{
    padding-left: 15px;
    width: 410px;
    height: 100px;             
}

#thumbnail .thumb
{
    width: 100px;
    height: 100px;           
    float: left;   
}
#btn_left
{
 float: left; 
 margin-top: 45px;
}
#btn_left img:hover
{
   cursor: pointer;
}

#btn_right
{
    float: right;
    margin-top: 45px;
}
#btn_right img:hover
{
   cursor: pointer;  
}

#thumbnail .thumb img
{
    opacity: 0.0;
}
